[  540.179846] bond0: (slave eth0): making interface the new active one
[  540.179946] bond0: (slave eth0): Enslaving as an active interface with an up link
[  544.422210] bond0: (slave eth0): Releasing backup interface
[  544.520927] bond0: (slave eth0): Enslaving as an active interface with an up link
[  548.702734] bond0: (slave eth0): Releasing backup interface
[  548.733674] bond0 (unregistering): Released all slaves